document.write( "Question 571675: Use the addition identity to find the exact value for tan 105 degrees. Show the work. \n" ); document.write( "
Algebra.Com's Answer #368155 by Alan3354(69443)\"\" \"About 
You can put this solution on YOUR website!
Use the addition identity to find the exact value for tan 105 degrees. Show the work.
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\n" ); document.write( "google \"half-angle formulas\"
\n" ); document.write( "This is well covered on Wikipedia, too
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